org.springframework.cloud.dataflow.core.dsl

Class TaskParser

java.lang.Object

org.springframework.cloud.dataflow.core.dsl.AppParser

org.springframework.cloud.dataflow.core.dsl.TaskParser

public class TaskParser
extends AppParser

Parse a single or composed task specification.

Author:

Andy Clement

Field Summary

Fields

Modifier and Type	Field and Description
static ArgumentNode[]	NO_ARGUMENTS

Constructor Summary

Constructors

Constructor and Description
TaskParser(String taskName, String taskDefinition, boolean inAppMode, boolean validate) Parse a task definition into an abstract syntax tree (AST).

Method Summary

Modifier and Type	Method and Description
TaskNode	parse()
String	toString() Show the parsing progress in the output string.

Methods inherited from class org.springframework.cloud.dataflow.core.dsl.AppParser

eatApp, eatAppArgs, eatArgValue, eatDottedName, getTokens, isValidName, toData, tokenListToStringList, toLabelNode, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

NO_ARGUMENTS

public static final ArgumentNode[] NO_ARGUMENTS

Constructor Detail

TaskParser

public TaskParser(String taskName,
                  String taskDefinition,
                  boolean inAppMode,
                  boolean validate)

Parse a task definition into an abstract syntax tree (AST).

Parameters:

taskName - the name of the task

taskDefinition - the textual task definition

inAppMode - if true then expect apps with arguments otherwise expect app definition references

validate - if true then extra validation will be performed on the AST

Method Detail

parse

public TaskNode parse()

toString

public String toString()

Show the parsing progress in the output string.

Overrides:

toString in class Object